deps: backport fb4ccae from v8 upstream

Original commit message:

      Export BreakEvent and CompileEvent

      R=yangguo@chromium.org

      Review URL: https://codereview.chromium.org/1477233002

      Cr-Commit-Position: refs/heads/master@{#32861}

PR-URL: #4231
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Myles Borins <myles.borins@gmail.com>

deps/v8/AUTHORS

@@ -96,6 +96,7 @@ Seo Sanghyeon <sanxiyn@gmail.com>
 Tobias Burnus <burnus@net-b.de>
 Victor Costan <costan@gmail.com>
 Vlad Burlik <vladbph@gmail.com>
+Vladimir Krivosheev <develar@gmail.com>
 Vladimir Shutoff <vovan@shutoff.ru>
 Yu Yin <xwafish@gmail.com>
 Zhongping Wang <kewpie.w.zp@gmail.com>

deps/v8/src/debug/debug.js

@@ -2607,6 +2607,9 @@ function ValueToProtocolValue_(value, mirror_serializer) {
 utils.InstallConstants(global, [
   "Debug", Debug,
   "DebugCommandProcessor", DebugCommandProcessor,
+  "BreakEvent", BreakEvent,
+  "CompileEvent", CompileEvent,
+  "BreakPoint", BreakPoint,
 ]);
 
 // Functions needed by the debugger runtime.